Glomstad Motor GM-U221 PRO Use And Maintenance Manual

Automatic car tire changer

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GM - U221 PRO
USE
AND
MAINTENANCE
MANUAL
AUTOMATIC CAR TIRE CHANGER
1 / 28
REV. 01

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Summary of Contents for Glomstad Motor GM-U221 PRO

  • Page 1 GM - U221 PRO MAINTENANCE MANUAL AUTOMATIC CAR TIRE CHANGER 1 / 28 REV. 01...
  • Page 2 PRINTING CHARACTERS AND SYMBOLS Throughout this manual, the following symbols and printing characters are used to facilitate reading: Indicates the operations which need proper care Indicates prohibition Indicates a possibility of danger for the operators BOLD TYPE Important information WARNING: before operating the machine, read carefully chapter 7 “installation”...
  • Page 3: Table Of Contents

    CONTENTS INTRODUCTION GENERAL INFORMATION TRANSPORT, UNPACKING AND STORAGE INSTALLATION OPERATION INFLATING MAINTENANCE TROUBLESHOOTING ELECTRIC AND PNEUMATIC DIAGRAM 3 / 28 REV. 01...
  • Page 4: Introduction

    CHAPTER 1 – INTRODUCTION INTRODUCTION Thank you for purchasing a product from the line of Automatic tire changers. The machine has been manufactured in accordance with the very best quality principles. Follow the simple instructions provided in this manual to ensure the correct operation and long life of the machine. Read the entire manual thoroughly and make sure you understand it.
  • Page 5 Any tampering or modification to the equipment carried out without the manufacturer’s prior • authorization will free him from all responsibility for damage caused directly or indirectly by the above actions. Removing or tampering with safety devices immediately invalidates the guarantee. •...
  • Page 6: General Information

    CHAPTER 2 – GENERAL INFORMATION INTENDED USE • This automatic tire changer has been designed and manufactured exclusively for removing and mounting tires from/onto rims from 10" to 24" and a maximum diameter of 1000 mm. • In particular THE MANUFACTURER cannot be held responsible for any damage caused through the use of this tire changer for purposes other than those specified in this manual, and therefore inappropriate, incorrect and unreasonable.
  • Page 7 DANGER WARNING SIGNS 7 / 28 REV. 01...
  • Page 8 TECHNICAL SPECIFICATION 10” – 20” External locking rim dimension 11” – 21” 12” – 22” 12”- 22” Internal locking rim dimension 13” – 23” 14” – 24” Max. tire diameter 1000mm (39”) Max tire width 330mm (13”) Force on bead breaker blade (10 bar) 3000 kg Working pressure 10 bar (145 psi)
  • Page 9: Transport, Unpacking And Storage

    CHAPTER 3 – TRANSPORTATION, UNPACKING AND STORAGE TRANSPORTATION The tire changer must be transported in its original packaging and kept in the position shown • on the package itself. • The packaged machine may be moved by means of a fork lift truck of suitable capacity. Insert the forks at the points shown in figure 3.
  • Page 10: Installation

    CHAPTER 4 – INSTALLATION 4.1 SPACE REQUIRED When choosing the place of installation be sure that it complies with current safety at work regulations. The tire changer must be connected to the main electric power supply and the compressed air •...
  • Page 11 PARTS ASSEMBLY 4.2.1 Arm assembly Set the vertical arm into its housing on the machine • body, as shown in Fig. 5. Set the rear articulation pin (1) and the washers (2) • and tighten the screws (4). Fig. 6. Set the pin (5) and washer (6) to joint the tilting •...
  • Page 12 Connect the machine to the air net work (Fig. 9/b) • Press the bead breaker’s pedal to release the hook from the cylinder’s shaft (Fig. 9/c) • Mount the bead breaker arm as shown in Fig. 9/d: • Set the arm “a” into the proper seat, set the screw into the hole and screw the nut WITHOUT TIGHTENING.
  • Page 13 4.2.2 Mounting and connecting the GT tank(optional) Fix the tank on the back side of the machine • body through the proper screw. Fig. 10. Demount the side panel. • Route the hose (2), situated inside the machine • body, though the hole on the back side of the body.
  • Page 14 COMMISSIONING Any electric connection job must be carried out by professionally qualified personnel. Make sure that the power supply is right. Make sure the connection of the phases is right. Improper electrical hook-up can damage motor and will not be covered under warranty. Check to make sure the characteristics of your systems correspond to those required by the •...
  • Page 15 4.4.1 GT version(optional) Do NOT LEAN on the turntable during this operation. Possibly dirty dust on turntable could offend the operator’s eyes. For the same reason, be carefully as not to accidentally push the inflating pedal while working. When the pedal located on the left side of the machine •...
  • Page 16: Operation

    CHAPTER 5 – OPERATION Do not use the machine until you have read and understood the entire manual and the warning provided. Before carrying out any operation, deflate the tire and take off all the wheel balancing weights. The operation of the tire changer is divided into three parts: a) BREAKING THE BEAD b) REMOVING THE TIRE c) MOUNTING THE TIRE...
  • Page 17 REMOVING THE TIRE Before any operation make sure to remove the old wheel balancing weights and check that the tire is deflated. During arm tilting make sure that nobody stats behind the tire changer. Press pedal (H) to tilt the arm (P) thereby clearing the turntable. •...
  • Page 18 Chains, bracelets, loose clothing or foreign objects in the vicinity of the moving parts can represent a danger for the operator. With the lever held in this position, rotate the turntable (Y) in a clockwise direction by pressing • pedal (Z) down until the tire is completely separated from the wheel rim (Fig. 17). In order to remove the inner tube if there is one, tilt the arm (P) by pushing the pedal (H) down •...
  • Page 19 When working with rims of the same size it is not necessary always to lock and unlock the mounting bar; you only need to tilt and return the ram (P) with the arm and the bar locked in their working positions. Never keep your hands onto the wheel: the arm recovery to “working position”...
  • Page 20: Inflating

    CHAPTER 6 – INFLATING The greatest attention is called for when inflating the tires. Keep strictly to the following instructions since the tire changer is NOT designed and built to protect (or anyone else in the vicinity of the machine) if the tire bursts accidentally.
  • Page 21 INFLATING TIRES WITH GT SYSTEM (OPTIONAL) The GT inflating system facilitates inflation of tubeless tires to a powerful jet of air from the nozzle positioned on the clamps. During this phase of work he level of noise can reach 85db (A). It is advisable to use a noise protection.
  • Page 22: Maintenance

    CHAPTER 7 – MAINTENANCE 7.1 GENERAL WARNINGS Unauthorized personnel may not carry out maintenance work. • Regular maintenance as described in the manual is essential for correct operation and long lifetime of the tire changer. • If maintenance is not carried out regularly, the operation and reliability of the machine may be compromised, thus placing the operator and anyone else in the vicinity at risk.
  • Page 23 If necessary to adjust the vertical arm locking plate because the tool does not lock or it does not rise from the rim of 2mm necessary for working, adjust nuts as shown in Fig. 25. For cleaning or replacing the silencer for opening/closing clamps, see Fig 26 and proceed as follows: 1.
  • Page 24: Troubleshooting

    CHAPTER 8 – TROUBLE-SHOOTING ROUBLE OSSIBLE AUSE OLUTION Turntable rotates only in Reverser broken Replace reverser one direction. Belt broken Replace Reverser broken Replace reverser Turntable does not rotate. Check for loose wire in the motor, plug or socket. Problem with motor Replace motor Adjust the belt tension (chap.
  • Page 25: Electric And Pneumatic Diagram

    CHAPTER 9 – ELECTRIC AND PNEUAMTIC DIAGRAM 25 / 28 REV. 01...
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